9780812083637 | Supplement edition (Barrons Juveniles, September 1, 1995), cover price $21.95 |
About this edition: An interactive math kit features an illustrated book filled with puzzles, games, diagrams, and construction projects; and an accompanying case holds a protractor, triangles, a six-inch ruler, a pencil, a compass, a sharpener, and an eraser.
9780812018097 | Spiral-bound edition (Barrons Juveniles, May 1, 1995), cover price $15.95 |
About this edition: Provides instructions for puzzles, games, craft projects, codes, and other activities that use mathematics in everyday life
9780613945233 | Turtleback Books, May 1, 1995, cover price $23.55 |
About this edition: Provides instructions for puzzles, games, craft projects, codes, and other activities that use mathematics in everyday life